Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
150s -
max time network
133s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
19/09/2022, 01:05
Static task
static1
Behavioral task
behavioral1
Sample
55dbb21e48622f47139e066ec7594608dc0be6caa10c81dbece5dc9558c4c89c.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
55dbb21e48622f47139e066ec7594608dc0be6caa10c81dbece5dc9558c4c89c.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
-
Target
55dbb21e48622f47139e066ec7594608dc0be6caa10c81dbece5dc9558c4c89c.exe
-
Size
176KB
-
MD5
65863c8e65ee8841e9899fc37b7c8a53
-
SHA1
6d0b8c921a0034da668c86eab85d58ed9b5aeb22
-
SHA256
55dbb21e48622f47139e066ec7594608dc0be6caa10c81dbece5dc9558c4c89c
-
SHA512
dac79ec126f47597d1b08cdfd27c46d44e0bb5f1198670d1510825373f661de32c805792b9236bc290002fca36cd59c84e919b23c273d5fd1b0ef2472cb073fe
-
SSDEEP
3072:IRlNSIcEGROnFVgPmCXMNKiqMQMZZZZWMkIJlo:cg6tEMNIMQHYc
Score
10/10
Malware Config
Signatures
-
Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 55dbb21e48622f47139e066ec7594608dc0be6caa10c81dbece5dc9558c4c89c.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" yioidaf.exe -
Executes dropped EXE 1 IoCs
pid Process 1424 yioidaf.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation 55dbb21e48622f47139e066ec7594608dc0be6caa10c81dbece5dc9558c4c89c.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /k" 55dbb21e48622f47139e066ec7594608dc0be6caa10c81dbece5dc9558c4c89c.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /h" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /s" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /a" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /b" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /i" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /n" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /q" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /o" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /p" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /r" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /v" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /l" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /u" yioidaf.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 55dbb21e48622f47139e066ec7594608dc0be6caa10c81dbece5dc9558c4c89c.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /g" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /d" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /t" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /k" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /z" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /y" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /w" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /x" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /c" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /m" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /j" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /e" yioidaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yioidaf = "C:\\Users\\Admin\\yioidaf.exe /f" yioidaf.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4712 55dbb21e48622f47139e066ec7594608dc0be6caa10c81dbece5dc9558c4c89c.exe 4712 55dbb21e48622f47139e066ec7594608dc0be6caa10c81dbece5dc9558c4c89c.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe 1424 yioidaf.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4712 55dbb21e48622f47139e066ec7594608dc0be6caa10c81dbece5dc9558c4c89c.exe 1424 yioidaf.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4712 wrote to memory of 1424 4712 55dbb21e48622f47139e066ec7594608dc0be6caa10c81dbece5dc9558c4c89c.exe 82 PID 4712 wrote to memory of 1424 4712 55dbb21e48622f47139e066ec7594608dc0be6caa10c81dbece5dc9558c4c89c.exe 82 PID 4712 wrote to memory of 1424 4712 55dbb21e48622f47139e066ec7594608dc0be6caa10c81dbece5dc9558c4c89c.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\55dbb21e48622f47139e066ec7594608dc0be6caa10c81dbece5dc9558c4c89c.exe"C:\Users\Admin\AppData\Local\Temp\55dbb21e48622f47139e066ec7594608dc0be6caa10c81dbece5dc9558c4c89c.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4712 -
C:\Users\Admin\yioidaf.exe"C:\Users\Admin\yioidaf.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1424
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
176KB
MD5931eea5312132e0a510170ad0bb620fa
SHA18fed27e2a4826d0a755a58fb71b4bb17955c8cd4
SHA25649ac5b70aceb2a2bb29dbafe1b7b5dab4cc6fbade455d182dbc9459ea926e9a3
SHA5125bded65af544255da6925a88791de5d3470fec79bebd5cb2d0afae43065fde696fceff0d90142a555108002b7c09e35b83427fd4853478b66d263abf6a07346a
-
Filesize
176KB
MD5931eea5312132e0a510170ad0bb620fa
SHA18fed27e2a4826d0a755a58fb71b4bb17955c8cd4
SHA25649ac5b70aceb2a2bb29dbafe1b7b5dab4cc6fbade455d182dbc9459ea926e9a3
SHA5125bded65af544255da6925a88791de5d3470fec79bebd5cb2d0afae43065fde696fceff0d90142a555108002b7c09e35b83427fd4853478b66d263abf6a07346a